FKIE_CVE-2023-32186
Vulnerability from fkie_nvd - Published: 2023-09-19 10:15 - Updated: 2026-06-17 05:58
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/
Summary
A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2 allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service.
This issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.
References
| URL | Tags | ||
|---|---|---|---|
| meissner@suse.de | https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186 | Issue Tracking, Vendor Advisory | |
| meissner@suse.de | https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq | Mitigation, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186 | Issue Tracking, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq | Mitigation, Vendor Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| suse | rancher_rke2 | * | |
| suse | rancher_rke2 | * | |
| suse | rancher_rke2 | * | |
| suse | rancher_rke2 | * | |
| suse | rancher_rke2 | 1.28.1\+rke2r1 | |
| suse | rancher_rke2 | 1.28.1\+rke2r1 |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "RKE2",
"vendor": "SUSE",
"versions": [
{
"lessThan": "1.24.17+rke2r1",
"status": "affected",
"version": "1.24.0",
"versionType": "semver"
},
{
"lessThan": "v1.25.13+rke2r1",
"status": "affected",
"version": "v1.25.0",
"versionType": "semver"
},
{
"lessThan": "v1.26.8+rke2r1",
"status": "affected",
"version": "v1.26.0",
"versionType": "semver"
},
{
"lessThan": "v1.27.5+rke2r1",
"status": "affected",
"version": "v1.27.0",
"versionType": "semver"
},
{
"lessThan": "v1.28.1+rke2r1",
"status": "affected",
"version": "v1.28.0",
"versionType": "semver"
}
]
}
],
"source": "meissner@suse.de"
},
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:suse:rke2:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "rke2",
"vendor": "suse",
"versions": [
{
"lessThan": "1.24.17\\+/rke2r1",
"status": "affected",
"version": "1.24.0",
"versionType": "semver"
},
{
"lessThan": "1.25.13\\+/rke2r1",
"status": "affected",
"version": "1.25.0",
"versionType": "semver"
},
{
"lessThan": "1.26.8\\+/rke2r1",
"status": "affected",
"version": "1.26.0",
"versionType": "custom"
},
{
"lessThan": ".27.5\\+/rke2r1",
"status": "affected",
"version": "1.27.0",
"versionType": "semver"
},
{
"lessThan": "1.28.1\\+/rke2r1",
"status": "affected",
"version": "1.28.0",
"versionType": "semver"
}
]
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*",
"matchCriteriaId": "195E8F96-931F-438D-BB2B-C2F06E15FF88",
"versionEndExcluding": "1.24.17\\+rke2r1",
"versionStartIncluding": "1.24.0\\+rke2r1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9C4538F6-9D57-42C2-A8AD-3A60092DE90A",
"versionEndExcluding": "1.25.13\\+rke2r1",
"versionStartIncluding": "1.25.0\\+rke2r1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*",
"matchCriteriaId": "8276EC2F-6723-41E8-87FC-4960B1B889B1",
"versionEndExcluding": "1.26.8\\+rke2r1",
"versionStartIncluding": "1.26.0\\+rke2r1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:suse:rancher_rke2:*:*:*:*:*:*:*:*",
"matchCriteriaId": "0DABB36B-6677-485A-B93A-85EC6F0F5870",
"versionEndExcluding": "1.27.5\\+rke2r1",
"versionStartIncluding": "1.27.1\\+rke2r1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:suse:rancher_rke2:1.28.1\\+rke2r1:rc1:*:*:*:*:*:*",
"matchCriteriaId": "509E3AE9-B776-40AD-9BC5-722A05C3718E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:suse:rancher_rke2:1.28.1\\+rke2r1:rc2:*:*:*:*:*:*",
"matchCriteriaId": "33ACA7A8-9A6B-4EC1-B4BC-C554533592CC",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A Allocation of Resources Without Limits or Throttling vulnerability in SUSE RKE2 allows attackers with access to K3s servers apiserver/supervisor port (TCP 6443) cause denial of service.\nThis issue affects RKE2: from 1.24.0 before 1.24.17+rke2r1, from v1.25.0 before v1.25.13+rke2r1, from v1.26.0 before v1.26.8+rke2r1, from v1.27.0 before v1.27.5+rke2r1, from v1.28.0 before v1.28.1+rke2r1.\n\n"
},
{
"lang": "es",
"value": "Una vulnerabilidad de Asignaci\u00f3n de Recursos sin L\u00edmites o Throttling en SUSE RKE2 permite a los atacantes con acceso al puerto apiserver/supervisor de servidores K3s (TCP 6443) causar denegaci\u00f3n de servicio. Este problema afecta a RKE2: desde la versi\u00f3n 1.24.0 antes de 1.24.17+rke2r1, desde la versi\u00f3n v1.25.0 antes de v1.25.13+rke2r1, desde la versi\u00f3n v1.26.0 antes de v1.26.8+rke2r1, desde la versi\u00f3n v1.27.0 antes de v1.27.5+rke2r1, desde la versi\u00f3n v1.28.0 antes de v1.28.1+rke2r1."
}
],
"id": "CVE-2023-32186",
"lastModified": "2026-06-17T05:58:16.400",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "meissner@suse.de",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-32186",
"options": [
{
"exploitation": "none"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-09-25T14:42:23.192794Z",
"version": "2.0.3"
}
}
]
},
"published": "2023-09-19T10:15:13.357",
"references": [
{
"source": "meissner@suse.de",
"tags": [
"Issue Tracking",
"Vendor Advisory"
],
"url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186"
},
{
"source": "meissner@suse.de",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"url": "https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Vendor Advisory"
],
"url": "https://bugzilla.suse.com/show_bug.cgi?id=CVE-2023-32186"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"url": "https://github.com/rancher/rke2/security/advisories/GHSA-p45j-vfv5-wprq"
}
],
"sourceIdentifier": "meissner@suse.de",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-770"
}
],
"source": "meissner@suse.de",
"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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